/* Developed By Engineer Elhamuddin Taheri */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: lightgray;
}

.header {
    margin-top: 25px;
    margin-bottom: 25px;
}

#box {
    border: 1px solid rgba(0, 0, 0, 0);
    border-radius: 40px;
    height: auto;
    background-color: rgba(255, 0, 0, 0.50);
}

#clock {
    border: 1px solid rgba(0, 0, 0, 0.663);
    border-top-left-radius: 40px;
    border-top-right-radius: 40px;
    background-color: rgba(0, 0, 0, 0.663);
    color: white;
    height: 120px;
}

#clock_parts {
    font-size: 80px;
}

#select {
    margin-top: 35px;
}

select {
    margin-left: auto;
    margin-right: auto;
    margin-top:5px;
}

#button {
    margin-top: 35px;
    margin-bottom: 45px;
}

#button2 {
    margin-top: 5px;
    display: none;
    margin-left:auto;
    margin-right: auto;
}